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1. Hold down the Command and Option keys, and then tap the esc key on your keyboard to launch the Force Quit Applications window.. 2. In the Force Quit Applications window, select any program except Finder, and then click Force Quit.
1. Click the Apple menu, and then click Shut Down.. Note: Wait for 20 seconds, and then turn on the computer. 2. On the keyboard, hold down the Command and Option keys, and then tap the esc key.
Windows (64-bit) OS X (Intel-based x86-64 or M1 Macs with Rosetta 2) Linux (Source Distribution with Qt or x86-64 AppImage or Snap); Packet Sender Mobile is available on iOS. It only has the core features of desktop Packet Sender (send, receive, TCP, UDP, and Clou
UDP hole punching is a method for establishing bidirectional UDP connections between Internet hosts in private networks using network address translators. The technique is not applicable in all scenarios or with all types of NATs, as NAT operating characteristics are not standardized.
On most Unix-like operating systems a discard server is built into the inetd (or xinetd) daemon.The discard service is usually not enabled by default. It may be enabled by adding the following lines to the file /etc/inetd.conf and reloading the configuration:
Many of the features of Transmit 4 take advantage of technologies Apple introduced in OS X 10.4, such as uploading using a Dashboard widget or the Dock, support for .Mac and iDisk/WebDAV, FTP/WebDAV/S3 servers as disks in Finder (since v4.0), Spotlight, Droplets, Amazon S3 support and Automator plugins.
In computer networking, the Reliable User Datagram Protocol (RUDP) is a transport layer protocol designed at Bell Labs for the Plan 9 operating system.It aims to provide a solution where UDP is too primitive because guaranteed-order packet delivery is desirable, but TCP adds too much complexity/overhead.
In computer networking, port knocking is a method of externally opening ports on a firewall by generating a connection attempt on a set of prespecified closed ports. Once a correct sequence of connection attempts is received, the firewall rules are dynamically modified to allow the host which sent the connection attempts to connect over specific port(s).